Display box



FIG. 1 is a top perspective view of a display box showing my new design, the end, side and bottom not shown being substantially the same in appearance as the respective end, side and top shown;

FIG. 2 is a perspective view in a partially open position;

FIG. 3 is a perspective view in a further open position; and

FIG. 4 is a perspective view of the insert in a fully open position. 

The ornamental design for a display box, substantially as shown and described. 